Enable experiments (#8551)

Author: isoos

app/lib/frontend/handlers/experimental.dart

@@ -92,14 +92,13 @@ class ExperimentalFlags {
     return params;
   }
 
-  bool get isSearchCompletionEnabled => isEnabled('search-completion');
+  bool get isSearchCompletionEnabled => true;
   bool get isSearchTopicsEnabled => isEnabled('search-topics');
 
-  bool get isDarkModeEnabled => isEnabled('dark');
+  bool get isDarkModeEnabled => true;
   bool get isDarkModeDefault => isEnabled('dark-as-default');
 
-  bool get showDownloadCountsVersionChart =>
-      isEnabled('download-counts-version-chart');
+  bool get showDownloadCountsVersionChart => true;
 
   String encodedAsCookie() => _enabled.join(':');
 

app/lib/frontend/templates/views/shared/layout.dart

@@ -161,8 +161,6 @@ d.Node pageLayoutNode({
           'body',
           classes: [
             ...?bodyClasses,
-            if (requestContext.experimentalFlags.isDarkModeEnabled)
-              '-experimental-dark-mode',
             requestContext.experimentalFlags.isDarkModeDefault
                 ? 'dark-theme'
                 : 'light-theme',

app/test/frontend/golden/authorized_page.html

@@ -104,6 +104,7 @@ <h3 class="foldable-button">
           </div>
         </div>
       </nav>
+      <button class="-pub-theme-toggle" aria-label="light/dark theme toggle"></button>
     </div>
     <div id="banner-container"></div>
     <main class="container">

app/test/frontend/golden/consent_page.html

@@ -104,6 +104,7 @@ <h3 class="foldable-button">
           </div>
         </div>
       </nav>
+      <button class="-pub-theme-toggle" aria-label="light/dark theme toggle"></button>
     </div>
     <div id="banner-container"></div>
     <main class="container">

app/test/frontend/golden/create_publisher_page.html

@@ -103,6 +103,7 @@ <h3 class="foldable-button">
           </div>
         </div>
       </nav>
+      <button class="-pub-theme-toggle" aria-label="light/dark theme toggle"></button>
     </div>
     <div id="banner-container"></div>
     <main class="container">

app/test/frontend/golden/error_page.html

@@ -98,12 +98,13 @@ <h3 class="foldable-button">
           </div>
         </div>
       </nav>
+      <button class="-pub-theme-toggle" aria-label="light/dark theme toggle"></button>
     </div>
     <div id="banner-container"></div>
     <div class="_banner-bg">
       <div class="container">
         <form class="search-bar banner-item" action="/packages" autocomplete="off">
-          <input class="input" type="search" name="q" placeholder="Search packages" autocomplete="off" autofocus="autofocus" title="Search" data-completion-src="/api/search-input-completion-data" data-completion-class="search-completion"/>
+          <input class="input" type="search" name="q" placeholder="Search packages" autocomplete="off" autofocus="autofocus" title="Search" data-widget="completion" data-completion-src="/api/search-input-completion-data" data-completion-class="search-completion"/>
           <span class="icon"></span>
         </form>
       </div>

app/test/frontend/golden/help_page.html

@@ -104,6 +104,7 @@ <h3 class="foldable-button">
           </div>
         </div>
       </nav>
+      <button class="-pub-theme-toggle" aria-label="light/dark theme toggle"></button>
     </div>
     <div id="banner-container"></div>
     <main class="container">

app/test/frontend/golden/landing_page.html

@@ -98,14 +98,15 @@ <h3 class="foldable-button">
           </div>
         </div>
       </nav>
+      <button class="-pub-theme-toggle" aria-label="light/dark theme toggle"></button>
     </div>
     <div id="banner-container"></div>
     <div class="_banner-bg">
       <div class="container home-banner">
         <h2 class="_visuallyhidden">pub.dev package manager</h2>
         <img class="logo" src="/static/hash-%%etag%%/img/pub-dev-logo.svg" alt="" width="328" height="70" role="presentation"/>
         <form class="search-bar banner-item" action="/packages" autocomplete="off">
-          <input class="input" type="search" name="q" placeholder="Search packages" autocomplete="off" autofocus="autofocus" title="Search" data-completion-src="/api/search-input-completion-data" data-completion-class="search-completion"/>
+          <input class="input" type="search" name="q" placeholder="Search packages" autocomplete="off" autofocus="autofocus" title="Search" data-widget="completion" data-completion-src="/api/search-input-completion-data" data-completion-class="search-completion"/>
           <span class="icon"></span>
         </form>
         <p class="text">

app/test/frontend/golden/my_activity_log_page.html

@@ -130,6 +130,7 @@ <h3 class="foldable-button">
           </div>
         </div>
       </nav>
+      <button class="-pub-theme-toggle" aria-label="light/dark theme toggle"></button>
     </div>
     <div id="banner-container"></div>
     <main class="-wide-header-detail-page">

app/test/frontend/golden/my_liked_packages.html

@@ -131,6 +131,7 @@ <h3 class="foldable-button">
           </div>
         </div>
       </nav>
+      <button class="-pub-theme-toggle" aria-label="light/dark theme toggle"></button>
     </div>
     <div id="banner-container"></div>
     <main class="-wide-header-detail-page">